December weather forecast
Hillsmere Shores, MD

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Weather in December

December, the first month of the winter in Hillsmere Shores, is also a frosty month, with an average temperature ranging between max 46°F (7.8°C) and min 36.5°F (2.5°C).

Temperature

Hillsmere Shores, Maryland, records a mild change in average high-temperature during December, easing from a cool 54.5°F (12.5°C) in November to a frosty 46°F (7.8°C). An average temperature of 36.5°F (2.5°C) marks the nights in December.

Humidity

The average relative humidity in December in Hillsmere Shores is 75%.

Rainfall

In Hillsmere Shores, in December, during 7.4 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. In Hillsmere Shores, during the entire year, the rain falls for 120.4 days and collects up to 10.47" (266mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall in Hillsmere Shores. In Hillsmere Shores, in December, snow falls for 1.5 days, with typically accumulated 0.12" (3mm) of snow. Throughout the year, in Hillsmere Shores, there are 8.3 snowfall days, and 1.22" (31mm) of snow is accumulated.

Ocean temperature

In Hillsmere Shores, in December, the average water temperature is 51.6°F (10.9°C).
Note: Immersing oneself in 51.6°F (10.9°C) at sub14°F (-10°C) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:54 pm EST.

Sunshine

In December, the average sunshine is 5.2h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Hillsmere Shores. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

What are the temperatures in Hillsmere Shores in December?

The high-temperature, in December, in Hillsmere Shores, records 46°F (7.8°C), while the low-temperature is 36.5°F (2.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 89.6°F (32°C).

What is the average humidity in December in Hillsmere Shores?

In Hillsmere Shores, Maryland, the average relative humidity in December is 75%.

How much does it rain in Hillsmere Shores in December?

In December, in Hillsmere Shores, Maryland, the rain falls for 7.4 days. Throughout December, 0.67" (17mm) of precipitation is accumulated.

How many days does it snow in December in Hillsmere Shores?

In December, it is snowing for 1.5 days. Throughout December, 0.12" (3mm) of snow is accumulated.

What is the water temperature in December in Hillsmere Shores?

In Hillsmere Shores, Maryland, in December, the average water temperature is 51.6°F (10.9°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the month with the shortest days in Hillsmere Shores?

The month with the shortest days in Hillsmere Shores, Maryland, is December, with an average of 9h and 30min of daylight.

How many hours of daylight does Hillsmere Shores have in December?

In December, the average day length in Hillsmere Shores, Maryland, is 9h and 29min.

When is the sunrise / sunset in December in Hillsmere Shores?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of the month, in Hillsmere Shores, sunrise is at 7:24 am and sunset at 4:54 pm EST.

How many hours of sunshine does Hillsmere Shores have in December?

The average sunshine duration in December in Hillsmere Shores, Maryland, is 5.2h.

What are the months with the lowest UV index in Hillsmere Shores?

The months with the lowest UV index in Hillsmere Shores, Maryland, are January, February and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Hillsmere Shores?

The average daily maximum UV index in December in Hillsmere Shores is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJJASONDecember
Nov
December
Jan
Average high temperature
54.5°F 12.5°C
46°F 7.8°C
40.3°F 4.6°C
Average low temperature
43.2°F 6.2°C
36.5°F 2.5°C
29.8°F -1.2°C
Average pressure
30.13" 765mmHg
30.11" 765mmHg
30.1" 765mmHg
Average wind speed
9.3mph 15km/h
9.3mph 15km/h
10mph 16.1km/h
Average max. wind speed
9.9mph 15.9km/h
9.9mph 15.9km/h
10.7mph 17.2km/h
Average wind speed gusts
15.2mph 24.5km/h
15.1mph 24.3km/h
16mph 25.7km/h
Average humidity
72%
75%
72%
Average rainfall
0.51" 13mm
0.67" 17mm
0.47" 12mm
Average rainfall days
5.3
7.4
6
Average snowfall
0.04" 1mm
0.12" 3mm
0.67" 17mm
Average snowfall days
0.4
1.5
2.3
Average sea temperature
57.9°F 14.4°C
51.7°F 10.9°C
46.7°F 8.2°C
Average daylight
10h 1min
9h 3min
9h 5min
Average sunshine
5h 5min
5h 1min
5h 2min
Average sunshine days
23.4
21.5
23
Average UV index
3
2
2
Average cloud cover
36%
44%
43%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in December
Hillsmere Shores, MD

Average temperature in December - Hillsmere Shores, MD
  • Average high temperature in December: 46°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in December: 36.5°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in December
Hillsmere Shores, MD

Average pressure in December - Hillsmere Shores, MD
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Hillsmere Shores, MD

Average wind speed in December - Hillsmere Shores, MD
  • Average wind speed in December: 9.3mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in December
Hillsmere Shores, MD

Average humidity in December - Hillsmere Shores, MD
  • Average humidity in December: 75%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall in December
Hillsmere Shores, MD

Average rainfall in December - Hillsmere Shores, MD
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in December
Hillsmere Shores, MD

Average rainfall days in December - Hillsmere Shores, MD
  • Average rainfall days in December: 7.4 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

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Average snowfall in December
Hillsmere Shores, MD

Average snowfall in December - Hillsmere Shores, MD
  • Average snowfall in December: 0.12"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Hillsmere Shores, MD

Average snowfall days in December - Hillsmere Shores, MD
  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in December
Hillsmere Shores, MD

Average sea temperature in December - Hillsmere Shores, MD
  • Average sea temperature in December: 51.7°F

The best month for swimming (with the highest average sea temperature) is August (77.8°F).
The coldest month (with the lowest average sea temperature) is February (45.1°F).

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Average daylight in December /
Average sunshine in December
Hillsmere Shores, MD

Average daylight in December / Average sunshine in December - Hillsmere Shores, MD
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in December
Hillsmere Shores, MD

Average sunshine days in December - Hillsmere Shores, MD
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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Average UV index in December
Hillsmere Shores, MD

Average UV index in December - Hillsmere Shores, MD
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in December
Hillsmere Shores, MD

Average cloud cover in December - Hillsmere Shores, MD
  • Average cloud cover in December: 44

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in December
Hillsmere Shores, MD

Average visibility in December - Hillsmere Shores, MD
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Hillsmere Shores, Maryland, USA

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